Home / 62,605.19-93,922.40-20,485.11

Finding the Fourth Proportional to 62,605.19, 93,922.40 and 20,485.11

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Solution

The fourth proportional to 62,605.19, 93,922.40 and 20,485.11 is: 30,732.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,605.19 : 93,922.40 = 20,485.11 : x
  2. Step 2: Convert to fraction form
    62,605.19/93,922.40 = 20,485.11/x
  3. Step 3: Cross multiply
    62,605.19x = 93,922.40 × 20,485.11
  4. Step 4: Simplify right side
    62,605.19x = 1,924,010,593.04
  5. Step 5: Solve for x
    x = 1,924,010,593.04/62,605.19
  6. Step 6: Final answer
    x = 30,732.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.